1989
Short-chain fatty acids stimulate active sodium and chloride absorption in vitro in the rat distal colon
Binder H, Mehta P. Short-chain fatty acids stimulate active sodium and chloride absorption in vitro in the rat distal colon. Gastroenterology 1989, 96: 989-996. PMID: 2925072, DOI: 10.1016/0016-5085(89)91614-4.Peer-Reviewed Original ResearchConceptsRat distal colonShort-chain fatty acidsCl absorptionDistal colonNa absorptionNet NaFatty acid stimulationNa-H exchangeHCO3- Ringer's solutionStimulation of NaColonic NaNet Cl- absorptionVoltage-clamp conditionsCarbonic anhydrase inhibitorsFatty acidsCoupling of NaMucosal amilorideChloride absorptionUnidirectional 22NaClamp conditionsButyrate stimulationStimulationColonActive sodiumAcid stimulation
1988
Electrolyte transport in distal colon of sodium-depleted rats: effect of sodium repletion
Turnamian S, Binder H. Electrolyte transport in distal colon of sodium-depleted rats: effect of sodium repletion. American Journal Of Physiology 1988, 255: g329-g338. PMID: 2844099, DOI: 10.1152/ajpgi.1988.255.3.g329.Peer-Reviewed Original ResearchConceptsElectrogenic sodium absorptionElectroneutral sodium chloride absorptionPlasma aldosterone levelsAldosterone levelsSodium chloride absorptionPotassium secretionSodium absorptionSodium repletionDistal colonChloride absorptionElevated plasma aldosterone levelsSodium depletion increasesDistal colonic mucosaSodium-depleted ratsElectroneutral sodium absorptionRat distal colonExcess aldosteroneVoltage-clamp conditionsDietary sodiumColonic mucosaNormal animalsUnidirectional 22NaATPase activityElectrolyte transportSecretion